package com.liuyz;

/**
 * @author <a href="mailto:liuyaozong@gtmap.cn">liuyaozong</a>
 * @version 1.0, 2023/1/12
 * @description
 */
public class Test {
    public static void main(String[] args) {

        int i = 10_0000_0000;
        double d = 3.141_545_454__5454;

    }
}
